Harmon.ie Mobile combines Microsoft document sharing and social apps into a common experience across iOS, Android, and BlackBerry 10 mobile operating systems. Having all of your conversations in one place is a good thing.

In a unique addition to the ongoing discussion around net neutrality, BlackBerry CEO John Chen has called on the US government to prohibit discrimination against the less than 1 percent of users on its platform.

With more than 145,000 apps available for Windows Phone, the platform outmatches BlackBerry, but remains dwarfed by iOS and Android. Forget devices and platforms; the key to the third place race rests on what's on offer behind the scenes.